Global Patent Index - EP 1098667 A4

EP 1098667 A4 20020911 - CHELATING SYSTEMS FOR USE IN THE DELIVERY OF COMPOUNDS TO CELLS

Title (en)

CHELATING SYSTEMS FOR USE IN THE DELIVERY OF COMPOUNDS TO CELLS

Title (de)

CHELATBILDENDE SYSTEME FÜR DIE VERABREICHUNG VON SUBSTANZEN IN ZELLEN.

Title (fr)

SYSTEMES CHELATEURS SERVANT A ACHEMINER DES COMPOSES JUSQU'AUX CELLULES

Publication

EP 1098667 A4 20020911 (EN)

Application

EP 99935616 A 19990716

Priority

  • US 9916095 W 19990716
  • US 9323098 P 19980717

Abstract (en)

[origin: WO0003738A1] Chelator containing compounds are utilized in the delivery of molecules, polymers, nucleic acids and genes to animal cells. At least one chelator such as crown ether is attached to a polymer and then associated with another polymer such as DNA. An ion is then added to the mixture thereby forming condensed DNA. In condensed form and in complex with the chelator, DNA can be delivered to a cell.

IPC 1-7

A61K 48/00; C12N 15/87

IPC 8 full level

A61K 48/00 (2006.01); C12N 15/87 (2006.01)

CPC (source: EP US)

A61K 48/00 (2013.01 - EP US); A61K 48/0025 (2013.01 - EP US); C12N 15/87 (2013.01 - EP US)

Citation (search report)

  • [X] WO 9524929 A2 19950921 - UNIV BROWN RES FOUND [US]
  • [X] WO 9423738 A1 19941027 - MEDISORB TECHNOLOGIES INTERNAT [US]
  • [PX] WO 9929304 A1 19990617 - MASSACHUSETTS INST TECHNOLOGY [US]
  • [A] KABANOV A V ET AL: "DNA COMPLEXES WITH POLYCATIONS FOR THE DELIVERY OF GENETIC MATERIAL INTO CELLS", BIOCONJUGATE CHEMISTRY, AMERICAN CHEMICAL SOCIETY, WASHINGTON, US, vol. 6, no. 1, 1995, pages 7 - 20, XP000494803, ISSN: 1043-1802
  • [A] KATAYOSE S ET AL: "WATER-SOLUBLE POLYION COMPLEX ASSOCIATES OF DNA AND POLY(ETHYLENE GLYCOL)-POLY(L-LYSINE) BLOCK COPOLYMER", BIOCONJUGATE CHEMISTRY, AMERICAN CHEMICAL SOCIETY, WASHINGTON, US, vol. 8, no. 5, 1 September 1997 (1997-09-01), pages 702 - 707, XP000698649, ISSN: 1043-1802
  • [A] WOLFERT M A ET AL: "CHARACTERIZATION OF VECTORS FOR GENE THERAPY FORMED BY SELF-ASSEMBLY OF DNA WITH SYNTHETIC BLOCK CO-POLYMERS", HUMAN GENE THERAPY, XX, XX, vol. 7, no. 17, 10 November 1996 (1996-11-10), pages 2123 - 2133, XP002060059, ISSN: 1043-0342

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 0003738 A1 20000127; EP 1098667 A1 20010516; EP 1098667 A4 20020911; US 2004197318 A1 20041007; US 6818626 B1 20041116

DOCDB simple family (application)

US 9916095 W 19990716; EP 99935616 A 19990716; US 23460699 A 19990121; US 82951304 A 20040422